To ask His Majesty's Government whether they intend to publish the evidence base used to underpin the decision, announced by Department for Energy Security and Net Zero in March in its Boiler Upgrade Scheme Consultation Response, that future grant applicants' compliance with Energy Performance Certificate recommendations will be optional.

The Government response to the consultation on amendments to the Boiler Upgrade Scheme sets out the responses received by industry stakeholders, including evidence to support the removal of the legal requirement to have no outstanding recommendations for cavity and loft insulation which was determined a barrier to access the scheme.